package com.wangtao.tcp;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.SimpleChannelInboundHandler;
import io.netty.util.CharsetUtil;

public class MyClientHandler extends SimpleChannelInboundHandler<ByteBuf>{
    private int coutn;
    @Override
    protected void channelRead0(ChannelHandlerContext ctx, ByteBuf msg) throws Exception {
        byte[] buffer = new byte[msg.readableBytes()];
        msg.readBytes(buffer);

        String mseeage = new String(buffer, CharsetUtil.UTF_8);

        System.out.println("收到服务端消息:"+mseeage);
        System.out.println("客户端接收到消息数量:"+(++this.coutn));

    }

    @Override
    public void channelActive(ChannelHandlerContext ctx) throws Exception {
        for (int i = 0; i <10 ; i++) {
            ByteBuf buf = Unpooled.copiedBuffer("hello,server " + i, CharsetUtil.UTF_8);
            ctx.writeAndFlush(buf);
        }
    }

    @Override
    public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
        cause.printStackTrace();
        ctx.close();
    }
}
